The first two years of a US PhD, the masters part, is condensed into one year in the UK. If you want to compare like with like, then a UK MA+PhD = 4 years (usually). Well, traditional MPhil/PhD route is 4 years, when you take them both. However MPhil's aren't always necessary. A PhD is almost always a 3 year, solely research degree. It's basically the last 3 years of any US PhD. The first two years of a US PhD, the masters part, is condensed into one year in the UK.
Inuit communities are found in the Arctic, in the Northwest Territories, Labrador and Quebec in Canada, above tree line in Alaska (where people are called the Inupiat and Yupik), and in Russia (where people are called the Yupik people).
The proper term for Eskimos, a people who live in arctic Canada, Alaska USA and Greenland. Closely related to the Aleut. Also Inuktitut, the language of the Inuit, which has a very complex agglutinative grammar that can express entire sentences in a single long word. (Inuit is plural, Inuk is singular.)